| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.iotdb.db.queryengine.plan.planner.node.process; |
| |
| import org.apache.iotdb.common.rpc.thrift.TAggregationType; |
| import org.apache.iotdb.commons.exception.IllegalPathException; |
| import org.apache.iotdb.commons.path.MeasurementPath; |
| import org.apache.iotdb.commons.path.PartialPath; |
| import org.apache.iotdb.db.queryengine.plan.expression.leaf.TimeSeriesOperand; |
| import org.apache.iotdb.db.queryengine.plan.planner.node.PlanNodeDeserializeHelper; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanNodeId; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.process.GroupByLevelNode; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.source.SeriesAggregationScanNode; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.parameter.AggregationDescriptor; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.parameter.AggregationStep; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.parameter.CrossSeriesAggregationDescriptor; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.parameter.GroupByTimeParameter; |
| import org.apache.iotdb.db.queryengine.plan.statement.component.Ordering; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType; |
| import org.apache.iotdb.tsfile.utils.TimeDuration; |
| |
| import org.junit.Test; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.Arrays; |
| import java.util.Collections; |
| |
| import static org.apache.iotdb.db.queryengine.plan.expression.ExpressionFactory.gt; |
| import static org.apache.iotdb.db.queryengine.plan.expression.ExpressionFactory.longValue; |
| import static org.apache.iotdb.db.queryengine.plan.expression.ExpressionFactory.time; |
| import static org.junit.Assert.assertEquals; |
| |
| public class GroupByLevelNodeSerdeTest { |
| |
| @Test |
| public void testSerializeAndDeserialize() throws IllegalPathException, IOException { |
| GroupByTimeParameter groupByTimeParameter = |
| new GroupByTimeParameter(1, 100, new TimeDuration(1, 0), new TimeDuration(1, 0), true); |
| SeriesAggregationScanNode seriesAggregationScanNode1 = |
| new SeriesAggregationScanNode( |
| new PlanNodeId("TestSeriesAggregateScanNode"), |
| new MeasurementPath("root.sg.d1.s1", TSDataType.INT32), |
| Collections.singletonList( |
| new AggregationDescriptor( |
| TAggregationType.MAX_TIME.name().toLowerCase(), |
| AggregationStep.FINAL, |
| Collections.singletonList( |
| new TimeSeriesOperand(new PartialPath("root.sg.d1.s1"))))), |
| Ordering.ASC, |
| gt(time(), longValue(100)), |
| groupByTimeParameter, |
| null); |
| SeriesAggregationScanNode seriesAggregationScanNode2 = |
| new SeriesAggregationScanNode( |
| new PlanNodeId("TestSeriesAggregateScanNode"), |
| new MeasurementPath("root.sg.d2.s1", TSDataType.INT32), |
| Collections.singletonList( |
| new AggregationDescriptor( |
| TAggregationType.MAX_TIME.name().toLowerCase(), |
| AggregationStep.FINAL, |
| Collections.singletonList( |
| new TimeSeriesOperand(new PartialPath("root.sg.d2.s1"))))), |
| Ordering.ASC, |
| gt(time(), longValue(100)), |
| groupByTimeParameter, |
| null); |
| |
| GroupByLevelNode groupByLevelNode = |
| new GroupByLevelNode( |
| new PlanNodeId("TestGroupByLevelNode"), |
| Arrays.asList(seriesAggregationScanNode1, seriesAggregationScanNode2), |
| Collections.singletonList( |
| new CrossSeriesAggregationDescriptor( |
| TAggregationType.MAX_TIME.name().toLowerCase(), |
| AggregationStep.FINAL, |
| Arrays.asList( |
| new TimeSeriesOperand(new PartialPath("root.sg.d1.s1")), |
| new TimeSeriesOperand(new PartialPath("root.sg.d2.s1"))), |
| 2, |
| Collections.emptyMap(), |
| Collections.singletonList( |
| new TimeSeriesOperand(new PartialPath("root.sg.*.s1"))))), |
| groupByTimeParameter, |
| Ordering.ASC); |
| |
| ByteBuffer byteBuffer = ByteBuffer.allocate(2048); |
| groupByLevelNode.serialize(byteBuffer); |
| byteBuffer.flip(); |
| assertEquals(PlanNodeDeserializeHelper.deserialize(byteBuffer), groupByLevelNode); |
| |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| DataOutputStream dataOutputStream = new DataOutputStream(baos); |
| groupByLevelNode.serialize(dataOutputStream); |
| byte[] byteArray = baos.toByteArray(); |
| ByteBuffer buffer = ByteBuffer.wrap(byteArray); |
| assertEquals(PlanNodeDeserializeHelper.deserialize(buffer), groupByLevelNode); |
| } |
| } |